🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.64 AU - 0.86 AU

Year: 240 Days

Day: 24.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 48 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.91 AU - 3.03 AU

Year: 1432 Days

Day: 35.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,721,572 km

• M1: 258,356 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.84 AU - 2.94 AU

Year: 1813 Days

Day: 35.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.3

Radius: 12.5

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.86 AU - 8.24 AU

Year: 7654 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,721,572 km

• M1: 158,275 km (0.047 R)
• M2: 595,699 km (0.116 R)
• M3: 1,553,125 km (0.101 R)
• M4: 2,006,107 km (0.119 R)
• M5: 2,605,097 km (0.079 R)
• M6: 3,390,337 km (0.083 R)
• M7: 4,637,684 km (0.042 R)
• M8: 5,302,945 km (0.091 R)
• M9: 5,893,707 km (0.095 R)
• M10: 7,207,775 km (0.119 R)
• M11: 7,850,896 km (0.117 R)
• M12: 8,532,015 km (0.116 R)
• M13: 9,770,536 km (0.115 R)
• M14: 10,660,643 km (0.085 R)
• M15: 14,021,210 km (0.058 R)
• M16: 15,874,728 km (0.099 R)
• M17: 18,031,181 km (0.119 R)
• M18: 19,598,817 km (0.103 R)
• M19: 22,663,629 km (0.067 R)
• M20: 26,220,767 km (0.116 R)
• M21: 26,784,751 km (0.094 R)
• M22: 27,260,771 km (0.069 R)
• M23: 28,132,029 km (0.097 R)
• M24: 28,623,907 km (0.111 R)
• M25: 30,236,871 km (0.116 R)
• M26: 30,649,462 km (0.066 R)
• M27: 33,313,501 km (0.115 R)
• M28: 35,897,655 km (0.055 R)
• M29: 41,334,939 km (0.089 R)
• M30: 42,355,944 km (0.048 R)
• M31: 42,872,655 km (0.099 R)
• M32: 44,050,739 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.9

Radius: 14.5

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.5 AU - 10.62 AU

Year: 9240 Days

Day: 10.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,721,572 km

• M1: 181,163 km (0.101 R)
• M2: 1,046,138 km (0.067 R)
• M3: 1,533,378 km (0.106 R)
• M4: 2,125,337 km (0.089 R)
• M5: 3,168,333 km (0.064 R)
• M6: 4,251,721 km (0.075 R)
• M7: 4,850,113 km (0.08 R)
• M8: 5,343,486 km (0.112 R)
• M9: 6,042,108 km (0.093 R)
• M10: 6,763,619 km (0.086 R)
• M11: 7,421,401 km (0.043 R)
• M12: 8,554,006 km (0.077 R)
• M13: 10,439,987 km (0.119 R)
• M14: 10,952,060 km (0.107 R)
• M15: 12,762,194 km (0.062 R)
• M16: 13,407,709 km (0.105 R)
• M17: 14,828,291 km (0.067 R)
• M18: 16,415,225 km (0.089 R)
• M19: 17,534,516 km (0.091 R)
• M20: 18,853,820 km (0.12 R)
• M21: 19,461,037 km (0.066 R)
• M22: 20,875,186 km (0.102 R)
• M23: 23,123,343 km (0.102 R)
• M24: 28,989,524 km (0.096 R)
• M25: 31,357,658 km (0.088 R)
• M26: 31,889,180 km (0.111 R)
• M27: 35,319,309 km (0.085 R)
• M28: 39,850,629 km (0.059 R)
• M29: 43,691,255 km (0.109 R)
• M30: 44,354,572 km (0.048 R)
• M31: 45,159,408 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.6

Radius: 14.8

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 9.31 AU - 13.17 AU

Year: 13904 Days

Day: 12.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,721,572 km

• M1: 184,155 km (0.115 R)
• M2: 895,343 km (0.085 R)
• M3: 2,661,047 km (0.112 R)
• M4: 3,676,218 km (0.105 R)
• M5: 5,039,055 km (0.102 R)
• M6: 6,146,977 km (0.065 R)
• M7: 10,284,704 km (0.092 R)
• M8: 11,209,368 km (0.119 R)
• M9: 16,842,327 km (0.106 R)
• M10: 17,881,583 km (0.061 R)
• M11: 18,458,582 km (0.087 R)
• M12: 19,048,147 km (0.12 R)
• M13: 24,126,397 km (0.077 R)
• M14: 27,680,992 km (0.091 R)
• M15: 33,397,725 km (0.105 R)
• M16: 49,971,074 km (0.116 R)
• M17: 59,091,159 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.3

Radius: 5.3

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 16.6 AU - 22.56 AU

Year: 31967 Days

Day: 17.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,721,572 km

• M1: 68,965 km (0.069 R)
• M2: 748,588 km (0.115 R)
• M3: 1,167,462 km (0.103 R)
• M4: 1,800,111 km (0.059 R)
• M5: 2,101,102 km (0.032 R)
• M6: 2,614,971 km (0.104 R)
• M7: 4,134,586 km (0.116 R)
• M8: 5,080,493 km (0.043 R)
• M9: 5,527,043 km (0.094 R)
• M10: 5,999,473 km (0.037 R)
• M11: 7,483,933 km (0.113 R)
• M12: 7,673,324 km (0.104 R)
• M13: 7,866,006 km (0.071 R)
• M14: 8,061,829 km (0.104 R)
• M15: 8,772,868 km (0.055 R)
• M16: 18,583,646 km (0.1 R)
• M17: 33,248,426 km (0.065 R)
• M18: 35,997,736 km (0.119 R)
• M19: 39,606,934 km (0.11 R)
• M20: 42,541,894 km (0.031 R)
• M21: 43,449,954 km (0.053 R)
• M22: 49,171,025 km (0.105 R)
• M23: 62,272,358 km (0.057 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 13,595 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit